Kelley Armstrong lives in rural Ontario, Canada, with her family and far too many pets.

She is the author of the international bestselling Women of the Otherworld series, and many other highly acclaimed novels, including the Darkest Powers and Darkness Rising YA trilogies, and the Cainsville series.

Kristin Cast is a NY Times and USA Today bestselling author who teams with her mother to write the House of Night YA series. She has stand alone stories in several anthologies, as well as editorial credits. Currently Kristin attends college in Oklahoma where she is focusing on attaining her dream of opening a dog rescue shelter in midtown Tulsa.

P.C. Cast is a #1 New York Times and USA Today Bestselling author and a proud member of the Oklahoma Writers Hall of Fame. Her novels have been awarded the prestigious Oklahoma Book Award, YALSA Quick Pick for Reluctant Readers, Romantic Times Reviewers' Choice Award, the Prism, Holt Medallion, Daphne du Maurier, Booksellers' Best, and the Laurel Wreath.

Her mega-hit young adult series, The House of Night, co-authored with her daughter, Kristin, has more than 20 million copies in print and appeals to readers of all ages. Her young adult, paranormal romance, and fantasy series have been published in forty-two countries. Ms. Cast lives in Oklahoma with an assortment of dogs, cats, horses, and one precocious burro.

Melissa de la Cruz is the #1 New York Times-, #1 Publishers Weekly-, and #1 Indie Bound-bestselling author of many critically acclaimed and award-winning novels for readers of all ages, including the Descendants novels, the Blue Bloods series, and the Witches of East End novels.